The Duke of Edinburgh has been admitted to King Edward VII Hospital in London after contracting an infection.
Buckingham Palace have said that Prince Philip was admitted to hospital last night as a precautionary measure.
The 96-year-old Duke is said to be in good spirits, but is disappointed to miss the State Opening of Parliament and Royal ascot.
The Prince of Wales will accompany his mother to the State Opening of Parliament in place of his father.
The Queen is being kept informed throughout the day and will still attend Royal Ascot as planned.
This is a breaking news story. Further details will be released as they come in to us.